Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c7693a23c5d49d9ba0cca78e808faf11a3dc77c956c18c23a21fa1a7daa219c8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^